TapStrap
TapStrap is a contactless payment enabled aftermarket watch strap. TapStrap allows you to transform your loved timepiece into an ultra modern watch.
Whether you are buying your morning coffee, a quick bite to eat or travelling on the underground, you can make purchases with your device wherever you see the contactless symbol... More here.
It's an interesting idea, but I personally would still like to see full fitness capacity on a buckle. There are some out there, but none that can compete with the big boys in this sector yet.